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Patents for Hanvey Barrel Mfg. Co.
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
117,625Aug. 01, 1871T. HanveyImprovement in trunkscooper
188,128Mar. 06, 1877T. HanveyImprovement in barrelscooper
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